[CMake] globs case sensitivity depends on platform

[🐋 Jan Hegewald]

Hi Nils,

> On 28.01.2016, at 13:39, Nils Gladitz <nilsgladitz at gmail.com> wrote:
> 
> You might already be aware but CMake discourages using GLOB for source files

yes, I read the docs before posting (:
Avoiding glob would be a workaround to my problem. But anyway I think that glob is broken if it produces different results on different platforms.

Cheers,
Jan